EP0134022A3 - Thermal printer - Google Patents

Thermal printer Download PDF

Info

Publication number
EP0134022A3
EP0134022A3 EP84109471A EP84109471A EP0134022A3 EP 0134022 A3 EP0134022 A3 EP 0134022A3 EP 84109471 A EP84109471 A EP 84109471A EP 84109471 A EP84109471 A EP 84109471A EP 0134022 A3 EP0134022 A3 EP 0134022A3
Authority
EP
European Patent Office
Prior art keywords
thermal printer
printer
thermal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP84109471A
Other versions
EP0134022A2 (en
EP0134022B1 (en
Inventor
Akira Sasaki
Kazuyuki Mashiko
Shouji Saitoh
Akiyoshi Hakoyama
Syozi Yokoyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of EP0134022A2 publication Critical patent/EP0134022A2/en
Publication of EP0134022A3 publication Critical patent/EP0134022A3/en
Application granted granted Critical
Publication of EP0134022B1 publication Critical patent/EP0134022B1/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/315—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material
    • B41J2/32—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads
    • B41J2/345—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads characterised by the arrangement of resistors or conductors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/315—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material
    • B41J2/32—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads
    • B41J2/35—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads providing current or voltage to the thermal head
    • B41J2/355—Control circuits for heating-element selection
    • B41J2/36—Print density control
EP84109471A 1983-08-10 1984-08-09 Thermal printer Expired EP0134022B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP146947/83 1983-08-10
JP58146947A JPS6036177A (en) 1983-08-10 1983-08-10 Thermal printer

Publications (3)

Publication Number Publication Date
EP0134022A2 EP0134022A2 (en) 1985-03-13
EP0134022A3 true EP0134022A3 (en) 1985-07-17
EP0134022B1 EP0134022B1 (en) 1987-11-25

Family

ID=15419170

Family Applications (1)

Application Number Title Priority Date Filing Date
EP84109471A Expired EP0134022B1 (en) 1983-08-10 1984-08-09 Thermal printer

Country Status (4)

Country Link
EP (1) EP0134022B1 (en)
JP (1) JPS6036177A (en)
KR (1) KR910004966B1 (en)
DE (1) DE3467734D1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60219075A (en) * 1984-04-16 1985-11-01 Hitachi Ltd Thermal head
DE3682301D1 (en) * 1985-03-15 1991-12-12 Hitachi Ltd Drucker mit thermokopf.
US4619537A (en) * 1985-05-23 1986-10-28 International Business Machines Corporation Ribbon feed with ink depletion compensation
JPS63112645A (en) * 1986-10-29 1988-05-17 Kanegafuchi Chem Ind Co Ltd Thermoplastic resin composition

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4134696A (en) * 1975-12-05 1979-01-16 Canon Kabushiki Kaisha Printing apparatus
EP0072494A2 (en) * 1981-08-14 1983-02-23 Mitani Electronics Industry Corp. A thermal head apparatus
DE3315257A1 (en) * 1982-04-28 1983-11-03 Canon K.K., Tokyo THERMAL PRINTER

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4134696A (en) * 1975-12-05 1979-01-16 Canon Kabushiki Kaisha Printing apparatus
EP0072494A2 (en) * 1981-08-14 1983-02-23 Mitani Electronics Industry Corp. A thermal head apparatus
DE3315257A1 (en) * 1982-04-28 1983-11-03 Canon K.K., Tokyo THERMAL PRINTER

Also Published As

Publication number Publication date
KR850002082A (en) 1985-05-06
JPS6036177A (en) 1985-02-25
EP0134022A2 (en) 1985-03-13
KR910004966B1 (en) 1991-07-20
DE3467734D1 (en) 1988-01-07
EP0134022B1 (en) 1987-11-25

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